do Rosário Ramos Nunes Bacalhau, Maria
Pedras, Susana
da Graça Pereira Alves, Maria
Article History
Received: 22 November 2019
Accepted: 17 March 2020
First Online: 1 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.The study was approved by the Administration Council of the Portuguese Institute of Oncology Francisco Gentil (Lisbon) after positive agreement of the Research Council and Ethical Committee (number UIC/939).